Question: What is the source of inspiration for the film character in Blackbeard?
Paraphrase: What is the source of motivation for the film character in Blackbeard?
SPARQL (Wikidata):  select distinct ?sbj where { ?sbj wdt:P941 wd:Q213518 . ?sbj wdt:P31 wd:Q15773347 } 
Answer: Blackbeard